Fix bbox to xyz roundtrip computation #2457

Job	Run time
Build and test docker images	4m 47s
Build aarch64-apple-darwin	4m 9s
Lint and Unit test	1m 34s
Build debian-x86_64	5m 0s
Build x86_64-apple-darwin	3m 14s
Build x86_64-pc-windows-msvc	3m 52s
Build x86_64-unknown-linux-gnu	1m 13s
Test on macOS-latest	5m 44s
Test on windows-latest	1m 10s
Test postgis:11-3.0-alpine sslmode=disable	3m 28s
Test on ubuntu-latest	56s
Test postgis:14-3.3-alpine sslmode=disable	3m 34s
Test postgis:15-3.3 sslmode=require	3m 36s
Package	0s
CI Finished	0s
	42m 17s

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